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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2016 Intel Corp.
* Copyright 2016 Google Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ARCH_SYMBOLS_H
#define __ARCH_SYMBOLS_H
/*
* The _car_region_[start|end] covers the entirety of the cache as RAM
* region. All other symbols with the _car prefix a subsets of this
* larger region.
*/
extern char _car_region_start[];
extern char _car_region_end[];
#define _car_region_size (_car_region_end - _car_region_start)
/*
* This is the stack used under CONFIG_C_ENVIRONMENT_BOOTBLOCK for
* all stages that execute when cache-as-ram is up.
*/
extern char _car_stack_start[];
extern char _car_stack_end[];
#define _car_stack_size (_car_stack_end - _car_stack_start)
extern char _car_ehci_dbg_info_start[];
extern char _car_ehci_dbg_info_end[];
#define _car_ehci_dbg_info_size \
(_car_ehci_dbg_info_end - _car_ehci_dbg_info_start)
/*
* The _car_relocatable_data_[start|end] symbols cover CAR data which is
* relocatable once memory comes online. Variables with CAR_GLOBAL decoration
* reside within this region. The _car_global_[start|end] is a subset of the
* relocatable region which excludes the timestamp region because of
* intricacies in the timestamp code.
*/
extern char _car_relocatable_data_start[];
extern char _car_relocatable_data_end[];
#define _car_relocatable_data_size \
(_car_relocatable_data_end - _car_relocatable_data_start)
extern char _car_global_start[];
extern char _car_global_end[];
#define _car_global_size (_car_global_end - _car_global_start)
#endif
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